Reference only. Data sourced from HUD/FHFA (2025). This site is a private entity and not affiliated with any government agency.
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Flood risk by county

National Risk Index scores attached to every county calculator.

CountyRiskScoreDetails
Adams CountyModerate47View
Allegheny CountyHigh76View
Armstrong CountyHigh76View
Beaver CountyHigh76View
Bedford CountyVery High98View
Berks CountyHigh79View
Blair CountyLow22View
Bradford CountyVery High84View
Bucks CountyHigh75View
Butler CountyHigh76View
Cambria CountyHigh55View
Cameron CountyVery High98View
Carbon CountyLow21View
Centre CountyVery High88View
Chester CountyHigh75View
Clarion CountyVery High98View
Clearfield CountyModerate40View
Clinton CountyHigh61View
Columbia CountyLow28View
Crawford CountyHigh65View
Cumberland CountyModerate50View
Dauphin CountyModerate50View
Delaware CountyHigh75View
Elk CountyVery High82View
Erie CountyModerate43View
Fayette CountyHigh76View
Forest CountyVery High98View
Franklin CountyModerate33View
Fulton CountyVery High98View
Greene CountyVery High98View
Huntingdon CountyModerate53View
Indiana CountyModerate53View
Jefferson CountyVery High98View
Juniata CountyVery High98View
Lackawanna CountyVery High85View
Lancaster CountyHigh59View
Lawrence CountyHigh70View
Lebanon CountyHigh60View
Lehigh CountyLow21View
Luzerne CountyVery High85View
Lycoming CountyVery High97View
Mckean CountyLow29View
Mercer CountyVery High99View
Mifflin CountyHigh60View
Monroe CountyModerate41View
Montgomery CountyHigh75View
Montour CountyLow28View
Northampton CountyLow21View
Northumberland CountyVery High89View
Perry CountyModerate50View
Philadelphia CountyHigh75View
Pike CountyHigh71View
Potter CountyVery High98View
Schuylkill CountyHigh78View
Snyder CountyVery High85View
Somerset CountyVery High87View
Sullivan CountyVery High98View
Susquehanna CountyVery High98View
Tioga CountyVery High98View
Union CountyHigh60View
Venango CountyHigh72View
Warren CountyVery High95View
Washington CountyHigh76View
Wayne CountyVery High98View
Westmoreland CountyHigh76View
Wyoming CountyVery High85View
York CountyVery High99View